1630481680

素因数分解:

$2^4\times 5^1\times {\mathrm{1049}}^1\times {\mathrm{19429}}^1$

素因数の和:20491

約数の個数: 40

約数和(自身を含む): 3794679000

約数和(自身を除く): 2164197320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1049, 2098, 4196, 5245, 8392, 10490, 16784, 19429, 20980, 38858, 41960, 77716, 83920, 97145, 155432, 194290, 310864, 388580, 777160, 1554320, 20381021, 40762042, 81524084, 101905105, 163048168, 203810210, 326096336, 407620420, 815240840, 1630481680]

約数ペア:

[(1, 1630481680), (2, 815240840), (4, 407620420), (5, 326096336), (8, 203810210), (10, 163048168), (16, 101905105), (20, 81524084), (40, 40762042), (80, 20381021), (1049, 1554320), (2098, 777160), (4196, 388580), (5245, 310864), (8392, 194290), (10490, 155432), (16784, 97145), (19429, 83920), (20980, 77716), (38858, 41960)]